You may remain after the passport expires, but if you leave you will need a new passport to return

Lasts for 60 real life days.

Do the pirate-infested seas call to you? Do you ache to leave those land legs behind? Do savage islands with monstrous beasts tease at your dreams? The islands of Qi are the place for you! Ratha, Mer'Kresh, Aesry Surlaenis, Taisgath, Hara'Jaal and more await your sense of adventure! Lasts for 60 real life days.

[Note: Qi consists of several islands that can take time to travel between. You may want to look at jump jewelry to speed your travels! Also be aware that Qi is not for new players or lower levels -- there's very difficult terrain and very little for younger characters to hunt!]